18616542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 27348258

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 41, 42, 57, 82, 114, 123, 133, 246, 266, 287, 399, 569, 574, 779, 798, 861, 1138, 1558, 1707, 1722, 2337, 3414, 3983, 4674, 5453, 7966, 10811, 10906, 11949, 16359, 21622, 23329, 23898, 32433, 32718, 46658, 64866, 69987, 75677, 139974, 151354, 163303, 227031, 326606, 443251, 454062, 489909, 886502, 979818, 1329753, 2659506, 3102757, 6205514, 9308271, 18616542]

約数ペア:

[(1, 18616542), (2, 9308271), (3, 6205514), (6, 3102757), (7, 2659506), (14, 1329753), (19, 979818), (21, 886502), (38, 489909), (41, 454062), (42, 443251), (57, 326606), (82, 227031), (114, 163303), (123, 151354), (133, 139974), (246, 75677), (266, 69987), (287, 64866), (399, 46658), (569, 32718), (574, 32433), (779, 23898), (798, 23329), (861, 21622), (1138, 16359), (1558, 11949), (1707, 10906), (1722, 10811), (2337, 7966), (3414, 5453), (3983, 4674)]